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70 lines
1.6 KiB
VimL
Vendored
70 lines
1.6 KiB
VimL
Vendored
"=============================================================================
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" rescript.vim --- ReScript indent file
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" Copyright (c) 2016-2023 Wang Shidong & Contributors
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" Author: Wang Shidong < wsdjeg@outlook.com >
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" URL: https://spacevim.org
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" License: GPLv3
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"=============================================================================
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if exists('b:did_indent')
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finish
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endif
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let b:did_indent = 1
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setlocal nolisp
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setlocal indentexpr=RescriptIndent(v:lnum)
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if exists('*RescriptIndent')
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finish
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endif
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function! s:SkipRescriptBlanksAndComments(startline)
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let lnum = a:startline
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while lnum > 1
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let lnum = prevnonblank(lnum)
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if getline(lnum) =~# '\*/\s*$'
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while getline(lnum) !~ '/\*' && lnum > 1
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let lnum = lnum - 1
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endwhile
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if getline(lnum) =~# '^\s*/\*'
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let lnum = lnum - 1
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else
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break
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endif
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elseif getline(lnum) =~# '^\s*//'
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let lnum = lnum - 1
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else
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break
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endif
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endwhile
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return lnum
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endfunction
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function! RescriptIndent(lnum)
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let l:prevlnum = s:SkipRescriptBlanksAndComments(a:lnum-1)
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if l:prevlnum == 0 " We're at top of file
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return 0
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endif
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" Prev and current line with line-comments removed
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let l:prevl = substitute(getline(l:prevlnum), '//.*$', '', '')
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let l:thisl = substitute(getline(a:lnum), '//.*$', '', '')
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let l:previ = indent(l:prevlnum)
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let l:ind = l:previ
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if l:prevl =~# '\v(\(|\{|\[|\=|\=\>)\s*$'
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" Opened a block, assignment, fat arrow
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let l:ind += shiftwidth()
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endif
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if l:thisl =~# '^\s*[)}\]]'
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" Closed a blocked
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let l:ind -= shiftwidth()
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endif
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return l:ind
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endfunction
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